18- Indicate  whether  the following chemicals or conditions would result in an increase, decrease, or have no significant effect on the levels of dissolved oxygen in a stream. Group of answer choices Lower temperature              [ Choose ]             No significant effect             Increase             Decrease            respiration              [ Choose ]             No significant effect             Increase             Decrease            pesticides              [ Choose ]             No significant effect             Increase             Decrease            organic waste              [ Choose ]             No significant effect             Increase             Decrease            photosynthesis              [ Choose ]             No significant effect             Increase             Decrease            nitrate and phosphate fertilizers              [ Choose ]             No significant effect             Increase             Decrease            normal algae growth              [ Choose ]             No significant effect             Increase             Decrease            cascades              [ Choose ]             No significant effect             Increase             Decrease

Q: You measure the temperature of a pond during all 4 seasons and get the following average…

A: Water of pond holds the oxygen i.e essential for the sustainance of life. Oxygen is usually found in…

Q: 1) dissolved inorganic carbon such as bicarbonate, is plentiful in the surface ocean. a- In one…

A: Carbon is present in all life forms and it is a primary component of many macromolecules such as…

Q: Complete the following table outlining the products consumed and released by the following…

A: Autotrophs are organisms that can produce their own food from the substances available in their…

Q: How would uncontrolled diabetes mellitus affect urinary SG?

A: Answer: DIABETES MELLITUS = It is the chronic disease in which pancrease secreting insulin does not…

Q: DDT is a persistent environmental pollutant once widely used as an insecticide. Using solubility…

A: DDT, which is the abbreviation of dichlorodiphenyltrichloroethane, is an insecticide that is added…

Q: Two sweat-pea plants, one with purple flowers and one with white flowers are crossed.  This results…

A: In complementary gene inheritance, the homozygosity of recessive alleles of any one gene results in…

Q: The target amount of carbon dioxide in the atmosphere needed to avoid rising sea levels, shifting…

A: Due to human are burning lot of fossil fuel , CO2 is increasing in atmorphere.   Ocean absorb moat…

Q: Complete the graph in generation time and answer questions in no.1

A: The generation time of bacteria refers to the time of bacteria to double in a bacterial culture. A…

Q: Explain the formation of industrial & photochemical smog using reactions. What is the main…

A: Smog is a type of air pollution that reduces visibility, the term was coined in the early 20th…

Q: c. Microbes getting busy... Due to respiration, bacteria can increase the concentration of CO₂ in…

A: It is simple to express the level of soil alkalinity in terms of pH values. The pH scale has 14…

Q: Q1

A: The question is asking about the possible sources of contamination in a product. Contamination…

Q: Work N1. Initial isolation of pure culture aerobic microorganisms from mixture of bacteria mixture…

A: In microbiology, a pure culture is a lab culture that contains only one species of organism. By…

Q: WRITTEN WORK #1: FACT or BLUFF 1. Nitrogen is a nutrient necessary for growth of all living…

A: It is a fact. This is because nitrogen is needed essentially for the production of protein in the…

Q: active transport and transport both have hyperbolic graphs if one pl Velocity of transport and…

A: Biomolecules migrate around the body, going from one location to another. The molecules can pass…

Q: Q4- A) Nutrient medium is sterilized at 120 °C for 10 minutes in batch of 5 dm. It is estimated that…

A: Heat sterilization is an effective method to kill microorganisms. Excessive temperature…

Q: Microbial respiration of arsenate has been found to: A. influence the mobility or transport arsenic…

A: Respiration is the process of the metabolism of biological molecules to generate energy. Energy…

Q: I need help making changes to this essay using these research articles: Wood, H. L., Spicer, J. I.,…

A: The objective of the question is to revise the given essay using the information from the provided…

Q: I need help making changes to this essay using these research articles: Wood, H. L., Spicer, J. I.,…

A: The objective of the question is to revise the given essay on the impact of ocean acidification on…

Q: Which of the following are the MOST likely ways that water would move through the water cycle? 1…

A: The water cycle is the geological cycle where the continuous movement of water takes palce between…

Q: Pest Control 7.​What was DDT used for? How does DDT negatively affect top-level consumers? (Provide…

A: dichlorodiphenyltrichloroethane, commonly known as DDT, is a colorless, tasteless, and almost…

Q: 2. Describe what you observe in the cells, paying particular attention to the positioning of the…

A: A cell is the single unit of life and are building blocks of an organism. Plant cell contains cell…

Q: 1. Explain the natural and anthropogenic origin of the six criteria air pollutants and identify the…

A: Air pollution is contamination of an environment by any agents such as physical, chemical,  as well…

Q: 27YAll of the following are examples of damage caused By AJ leaching of aluminum from the soil into…

A: Acid rain, also called acid deposition is used as a broad term to describe any precipitation that…

Q: I need help making changes to this essay using these research articles: Wood, H. L., Spicer, J. I.,…

A: The objective of the question is to revise the given essay using the information from the provided…

Q: 2 questions about Acid Precipitation: 1. What change in which global nutrient cycle is largely the…

A: It is the presence of acid in the rain and it is caused due to the presence of acids such as H2 S o4…

Q: I need help making changes to this essay using these research articles: Wood, H. L., Spicer, J. I.,…

A: The objective of the question is to revise the given essay on the impact of ocean acidification on…

Q: When a thermocline develops in a temperate freshwater pond, the oxygen availability at the bottom of…

A: In a large body of fluid, a thermocline is a narrow but distinct layer whose temperature fluctuates…

Q: OEt LOH 1. H, HOT 2.i. LiAIH4; ii. H₂O 3. H*, H₂O, heat

A: Given substrate contains ketone and ester group.In the first step, when the substrate is reacted…

Q: 2. Fossil fuels are formed in the geological past from the remalne of living organisms. Petroleum…

A: Plants use carbon dioxide from the air to make food and in turn, releases oxygen which is used by…

Q: I need help making changes to this essay using these research articles: Wood, H. L., Spicer, J. I.,…

A: The objective of the question is to revise the essay on the impact of ocean acidification on…

Q: f)Salt marsh ecosystems can be modeled in Winogradsky columns. Explain what will happen in a…

A: you have asked multiple questions and as per pur guidelines we are instructed to answer 1st one…

Q: 7. Do Km and Vmax get affected by available substrate concentration? Explain.

A: Enzymes are high molecular-weight protein molecules that catalyse biochemical reactions. The…

Q: B. Answer the following questions. Explain your answer by citing reference and evidences. 1. At…

A: Greenhouse effect occurs in the the troposphere  where life and weather occur. Greenhouse…

Q: I need help making changes in this essay part using research sources: Wood, H. L., Spicer, J. I.,…

A: The objective of the question is to revise the given essay part using the provided research sources.…

Q: 1. What form of energy is required for water to evaporate from the ocean to the atmosphere? *…

A: Water, which can exist in solid, liquid, and gaseous forms is composed of hydrogen and oxygen. Water…

Q: Q5

A: The objective of the question is to identify the correct method(s) for controlling contaminants in a…

Q: QUESTION; What is the Following: Ballast Water Pollution, Air Pollution, Noise pollution, Grey Water…

A: Answer: POLLUTION : It is the activity of introduction of harmful materials and substances in the…

Q: Explain the importance, in the anaerobic waste treatment process, of relationship between…

A: IMPORTANCE OF ANAEROBIC TREATMENT:-  1. Anaerobic digestion uses readily available CO2 as an…

Q: 1. The importance of phytoplankton and dust to our climate? Replace the numbers in the figure with…

A: Phytoplankton  Phytoplankton are the very important component of aquatic system. They are…

Q: Using the following absorbance data set, would you c Salt concentration Organism A Organism B 1%…

A: YES.

Q: The Nitrogen Cycle Sa TO TO Trogon Death and wastes Erk Ammonia Assimilation || Nitrite 22

A: The nitrogen is one of the most important macroelement that must be needed for normal plant growth…

Q: Q.1. For the execution of massive volumes of waste waters rich in organic matter, why is aerobic…

A: Introduction We will answer the question in below step

Q: 4. T/F about BOD ● A measure of dissolved oxygen in 5 days at 20 deg Measure of organic matter in…

A: Introduction  Biological Oxygen Demand (BOD) is a measure of the amount of oxygen that is consumed…

Q: Thermal pollution endangers the survival of plants and animals. Above 25ᵒC, some species can survive…

A: The process by which the quality of the water is degraded by changing its ambient temperature is…

Q: In the figure below, which zone is expected to have the highest infiltration rate? Why (give two…

A: Infiltration rate is the tendency of the water flow it is the speed with which the water tends to…

Q: 7. A thermometer reading 75°F is taken out where the temperature is 20°F. The reading is 30°F, 4…

A: The thermodynamic temperature (also called average kinetic energy) measures the average energy of…

Q: I need help making changes to this essay using these research articles: Wood, H. L., Spicer, J. I.,…

A: The objective of the question is to revise an essay on the impact of ocean acidification on…

Physical and Chemical features

The physical property of a compound could be determined without modifying the originality of the compound. Examples of physical properties are density, hardness, color, boiling, and melting point. The chemical property expresses the ability of a compound to undergo a particular chemical change.